Jitraporn Sudhivoraseth และผู้แต่งคนอื่นๆ. (2002) Policy evaluation on promotion projects implemented by the Public Relations Department's Regional Offices. National Institute of Development Administration:ม.ป.ท.Jitraporn Sudhivoraseth และผู้แต่งคนอื่นๆ. 2002. Policy evaluation on promotion projects implemented by the Public Relations Department's Regional Offices. ม.ป.ท.:National Institute of Development Administration;Jitraporn Sudhivoraseth และผู้แต่งคนอื่นๆ. Policy evaluation on promotion projects implemented by the Public Relations Department's Regional Offices. ม.ป.ท.:National Institute of Development Administration, 2002. Print.